mysql> show slave status /G ERROR 2006 (HY000): MySQL server has gone away No connection. Trying to reconnect... Connection id: 4 Current database: test
*************************** 1. row *************************** Slave_IO_State: Waiting for master to send event Master_Host: 10.10.10.200 Master_User: repl Master_Port: 3306 Connect_Retry: 60 Master_Log_File: mysql-bin.000005 Read_Master_Log_Pos: 220 Relay_Log_File: mysql-relay-bin.000010 Relay_Log_Pos: 283 Relay_Master_Log_File: mysql-bin.000004 Slave_IO_Running: Yes Slave_SQL_Running: No Replicate_Do_DB: Replicate_Ignore_DB: Replicate_Do_Table: Replicate_Ignore_Table: Replicate_Wild_Do_Table: Replicate_Wild_Ignore_Table: Last_Errno: 1032 Last_Error: Could not execute Update_rows event on table test.test01; Can't find record in 'test01', Error_code: 1032; handler error HA_ERR_END_OF_FILE; the event's master log mysql-bin.000004, end_log_pos 310 Skip_Counter: 0 Exec_Master_Log_Pos: 120 Relay_Log_Space: 2251 Until_Condition: None Until_Log_File: Until_Log_Pos: 0 Master_SSL_Allowed: No Master_SSL_CA_File: Master_SSL_CA_Path: Master_SSL_Cert: Master_SSL_Cipher: Master_SSL_Key: Seconds_Behind_Master: NULL Master_SSL_Verify_Server_Cert: No Last_IO_Errno: 0 Last_IO_Error: Last_SQL_Errno: 1032 Last_SQL_Error: Could not execute Update_rows event on table test.test01; Can't find record in 'test01', Error_code: 1032; handler error HA_ERR_END_OF_FILE; the event's master log mysql-bin.000004, end_log_pos 310 Replicate_Ignore_Server_Ids: Master_Server_Id: 1 Master_UUID: 4adfcd1d-4059-11e7-9532-080027d597f9 Master_Info_File: mysql.slave_master_info SQL_Delay: 0 SQL_Remaining_Delay: NULL Slave_SQL_Running_State: Master_Retry_Count: 86400 Master_Bind: Last_IO_Error_Timestamp: Last_SQL_Error_Timestamp: 170808 11:45:26 Master_SSL_Crl: Master_SSL_Crlpath: Retrieved_Gtid_Set: Executed_Gtid_Set: Auto_Position: 0 其中，涉及幾個重要的參數： slave_IO_Running:接受master的binlog的信息 master_Log_file:正在讀取master上binlog日志名 Read_master_Log_Pos:正在讀取master上當前binlog日志POS點。 slave_SQL_Running:執行寫操作 Relay_master_Log_File:正在同步master上的binlog日志名。 Exec_master_Log_Pos:正在同步當前binlog日志的POS點。 以Relay_master_Log_File參數值和Exec_master_Log_Pos參數值為基準。 Relay_Log_File: mysql-relay-bin.000010 Relay_Log_Pos: 283 接下來開始重置主從復制： 點擊(此處)折疊或打開
